---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34810 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 893 24832 4 6366 30730 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9a:c3:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84042sec preferred_lft 84042sec inet6 fe80::f816:3eff:fe9a:c350/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:82:fb:e0:df:e7 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34810) 07/11/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:19 54.24 4.62 46.99 2.63 267.67 6079.90 5810.87 13:20:20 30.52 0.15 26.45 3.92 5.74 2473.95 6865.68 13:30:00 34.36 0.01 29.99 4.37 0.14 3289.75 16724.76 Average: 39.90 1.64 34.64 3.62 93.85 3975.10 9684.68 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:19 25784180 29109376 3202692 9.75 146740 3427012 3438304 10.14 638764 6023108 9356 13:20:20 25301132 29108608 3198400 9.73 183144 3825260 3284828 9.69 768020 6309628 30408 13:30:00 24614736 29021736 3280576 9.98 216552 4340008 3927280 11.58 914040 6801772 18676 Average: 25233349 29079907 3227223 9.82 182145 3864093 3550137 10.47 773608 6378169 19480 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:19 lo 814.48 814.48 775.74 775.74 0.00 0.00 0.00 0.00 13:10:19 ens3 144.64 110.06 1112.24 24.75 0.00 0.00 0.00 0.00 13:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:20 lo 1654.17 1654.17 1575.06 1575.06 0.00 0.00 0.00 0.00 13:20:20 ens3 56.81 36.96 19.27 13.40 0.00 0.00 0.00 0.00 13:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:00 lo 1737.07 1737.07 1654.31 1654.31 0.00 0.00 0.00 0.00 13:30:00 ens3 56.11 39.81 19.87 15.66 0.00 0.00 0.00 0.00 13:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1392.65 1392.65 1326.23 1326.23 0.00 0.00 0.00 0.00 Average: ens3 86.74 62.97 394.68 18.02 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-34810) 07/11/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:19 all 25.60 0.00 1.20 0.16 0.05 72.99 13:10:19 0 23.83 0.00 1.22 0.50 0.06 74.40 13:10:19 1 26.17 0.00 1.33 0.28 0.05 72.17 13:10:19 2 28.73 0.00 1.48 0.06 0.05 69.67 13:10:19 3 17.69 0.00 1.08 0.04 0.06 81.15 13:10:19 4 28.37 0.00 1.10 0.11 0.05 70.38 13:10:19 5 27.21 0.00 1.20 0.07 0.05 71.47 13:10:19 6 23.96 0.00 0.95 0.05 0.05 75.00 13:10:19 7 28.91 0.00 1.26 0.15 0.05 69.63 13:20:20 all 34.60 0.00 1.57 0.04 0.07 63.73 13:20:20 0 31.04 0.00 1.38 0.04 0.07 67.47 13:20:20 1 37.97 0.00 1.66 0.03 0.07 60.26 13:20:20 2 35.72 0.00 1.66 0.02 0.07 62.54 13:20:20 3 33.18 0.00 1.38 0.06 0.07 65.32 13:20:20 4 34.07 0.00 1.48 0.05 0.07 64.35 13:20:20 5 35.78 0.00 1.72 0.09 0.07 62.34 13:20:20 6 33.44 0.00 1.64 0.03 0.06 64.82 13:20:20 7 35.56 0.00 1.61 0.04 0.07 62.71 13:30:00 all 36.78 0.00 1.73 0.06 0.07 61.36 13:30:00 0 38.15 0.00 1.72 0.02 0.07 60.04 13:30:00 1 36.01 0.00 1.95 0.06 0.07 61.91 13:30:00 2 36.10 0.00 1.77 0.04 0.07 62.02 13:30:00 3 38.80 0.00 2.23 0.04 0.06 58.86 13:30:00 4 40.25 0.00 1.40 0.06 0.07 58.21 13:30:00 5 34.39 0.00 1.44 0.08 0.07 64.02 13:30:00 6 36.31 0.00 1.69 0.06 0.07 61.88 13:30:00 7 34.24 0.00 1.64 0.14 0.07 63.92 Average: all 32.21 0.00 1.49 0.09 0.06 66.15 Average: 0 30.86 0.00 1.44 0.19 0.07 67.46 Average: 1 33.29 0.00 1.64 0.13 0.06 64.88 Average: 2 33.44 0.00 1.63 0.04 0.06 64.82 Average: 3 29.65 0.00 1.55 0.05 0.06 68.69 Average: 4 34.10 0.00 1.32 0.07 0.06 64.44 Average: 5 32.39 0.00 1.45 0.08 0.06 66.02 Average: 6 31.11 0.00 1.42 0.04 0.06 67.37 Average: 7 32.85 0.00 1.50 0.11 0.06 65.48